V4L/DVB (11406): gspca - m5602-ov9650: Add QCIF resolution support

Adds QCIF support for the ov9650 sensor
Signed-off-by: Erik Andr?n <erik.andren@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/gspca/m5602/m5602_ov9650.c

@@ -194,6 +194,20 @@ int ov9650_start(struct sd *sd)
 				err = m5602_write_bridge(sd, QVGA_ov9650[i][1], data);
 		}
 		break;
+
+	case 176:
+		PDEBUG(D_V4L2, "Configuring camera for QCIF mode");
+
+		for (i = 0; i < ARRAY_SIZE(QCIF_ov9650) && !err; i++) {
+			u8 data = QCIF_ov9650[i][2];
+			if (QCIF_ov9650[i][0] == SENSOR)
+				err = m5602_write_sensor(sd,
+					QCIF_ov9650[i][1], &data, 1);
+			else
+				err = m5602_write_bridge(sd, QCIF_ov9650[i][1], data);
+		}
+		break;
+
 	}
 	return err;
 }

drivers/media/video/gspca/m5602/m5602_ov9650.h

@@ -96,6 +96,7 @@
 #define OV9650_VGA_SELECT		(1 << 6)
 #define OV9650_CIF_SELECT		(1 << 5)
 #define OV9650_QVGA_SELECT		(1 << 4)
+#define OV9650_QCIF_SELECT		(1 << 3)
 #define OV9650_RGB_SELECT		(1 << 2)
 #define OV9650_RAW_RGB_SELECT		(1 << 0)
 
@@ -262,9 +263,19 @@ static struct m5602_sensor ov9650 = {
 	}
 	},
 
-	.nmodes = 3,
+	.nmodes = 4,
 	.modes = {
 	{
+		176,
+		144,
+		V4L2_PIX_FMT_SBGGR8,
+		V4L2_FIELD_NONE,
+		.sizeimage =
+			176 * 144,
+		.bytesperline = 176,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = 0
+	}, {
 		320,
 		240,
 		V4L2_PIX_FMT_SBGGR8,
@@ -530,4 +541,24 @@ static const unsigned char QVGA_ov9650[][3] =
 			      OV9650_RAW_RGB_SELECT},
 };
 
+static const unsigned char QCIF_ov9650[][3] =
+{
+	/* Moves the view window in a vertical orientation */
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x09},
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x90}, /* 144 */
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0x31}, /* 48 */
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0x00}, /* 176 + 49 */
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0xe1},
+
+	{SENSOR, OV9650_COM7, OV9650_QCIF_SELECT |
+			      OV9650_RGB_SELECT |
+			      OV9650_RAW_RGB_SELECT},
+};
+
 #endif